body{
    background:url("../my_image/bg_simple1.png");
}
.login_style{
    position: absolute;
    width: 400px;
    height:400px;
    top:0;
    bottom:0;
    left:0;
    right:0;
    margin:auto;
    border: solid 1px #00FFFF;
    background-color: #e9e9e9;
    text-align:center;
}
.login_style_title{
    width: 200px;
    height:50px;
    margin:20px auto;
    /*border: solid 1px #00FFFF;*/
    text-align:center;
    line-height:50px;
}
.login_style_form{
    position: absolute;
    width: 300px;
    height:200px;
    top:0;
    bottom:0;
    left:0;
    right:0;
    margin:auto;
    /*border: solid 1px #00FFFF;*/
}
.login_style_form_input_text{
    position: absolute;
    width: 280px;
    height:60px;
    margin:20px auto;
    /*border: solid 1px #00FFFF;*/
}
.login_style_form_input_password{
    position: absolute;
    width: 280px;
    height:60px;
    margin:120px auto;
    /*border: solid 1px #00FFFF;*/
}
.login_style_btn{
    width: 300px;
    height:40px;
    margin:250px auto;
    border: solid 1px #00FFFF;
    background-color: #01a474;
    text-align: center;
    line-height:40px;
}
.input_style{
    width: 200px;
    height: 40px;
}